Waterdrop NSF 42 Certified Water Filter Replacement for PUR Faucets (6-Count)

Upgrade your PUR faucet filtration with Waterdrop NSF 42 Certified Filter

Waterdrop offers a compatible replacement that works with PUR Advanced faucet mounts. This filter is tested and certified to NSF/ANSI standards for chlorine, taste, and odor reduction, and for lead-free materials. It’s designed to bring clean, refreshing water to your everyday sips without altering your faucet's flow.

Certifications and filtration at a glance

• NSF/ANSI 42 certification for reduction of chlorine, taste, and odor
• NSF/ANSI 372 certification for lead-free construction
• Independent filtration technology aimed at removing impurities while preserving flow

Note: This filter does not reduce total dissolved solids (TDS).

What you can expect when you install

• Potential improvement in the taste and aroma of drinking water directly from your faucet
• Approximately three months of fresher-tasting water per filter under typical household use
• Maintains steady water flow by keeping sediment and impurities in check

Compatibility and installation notes

This Waterdrop replacement is interchangeable with PUR RF-9999 and fits many PUR models listed in product specs. It is a compatible spare part; Waterdrop is an independent brand, not affiliated with PUR. For use with PUR Advanced Faucet Mounts and PUR Advanced Plus Faucet Mounts, please follow the included guidelines for replacement intervals.

Tips for best results

• Follow the included installation instructions for a secure seal
• Replace regularly according to usage to maintain filtration performance
• Store unused filters in a cool, dry place away from direct sunlight